package edu.sctu.practice.class02.liqing.test12;

/**
 * Created by 123456 on 2015/10/12.
 */
public class TestCar {
    public static void main(String[] args) {
     Car a = new Car(4);
        Car b = new Car("红色");
        Car c =new Car(3,"黑色",6);
        a.upSpeed();
        a.downSpeed();
        a.stop();
    }
}
